Exam Details

  • Exam Code
    :E20-390
  • Exam Name
    :VNX Solutions Specialist Exam for Implementation Engineers
  • Certification
    :EMC Specialist
  • Vendor
    :EMC
  • Total Questions
    :412 Q&As
  • Last Updated
    :Mar 11, 2025

EMC EMC Specialist E20-390 Questions & Answers

  • Question 111:

    In a VNX series array, how does FAST manage data in a heterogeneous storage pool?

    A. It relocates more active data to faster drives and less active data to slower drives.

    B. It relocates more active data from tier 1 storage without users noticing the difference.

    C. It acts as an application accelerator and relocates LUNs based on performance.

    D. It relocates LUNs from one tier to another to improve performance.

  • Question 112:

    What is the default user mapping method available to a VNX?

    A. Usermapper

    B. Microsoft SFU

    C. VNX UNIX User Management

    D. Local Files

  • Question 113:

    For LACP Load Balancing Considerations, what is the default setting?

    A. Source/Destination IP Address.

    B. Source/Destination TCP/UDP Ports.

    C. First in/First out.

    D. Source/Ddestination MAC Address

  • Question 114:

    A new SAN attached host is unable to see the LUNs created for it on a VNX array. When looking at the host initiators to verify connectivity the Storage Group listed for the host is ~management.

    Which step was missed when provisioning this host?

    A. Adding the host to the Storage Group

    B. Adding LUNs to the Storage Group

    C. Manually registering the host initiators

    D. Setting the correct Failover Mode for host initiators

  • Question 115:

    What software features are included in the VNX Application Protection Suite?

    A. Replication Manager and Data Protection Advisor for BLOCK Replication

    B. Recoverpoint/SE CRR, Replicator, Mirrorview A/S

    C. Snapview, Snapsure, Recoverpoint/SE CDP

    D. Event enabler, File-level Retention, host encryption

  • Question 116:

    What EMC software product contains a collection of tools that helps you perform basic hardware and software maintenance tasks on an EMC VNX Unified storage system?

    A. Unisphere Service Manager (USM)

    B. Navisphere Service Taskbar (NST)

    C. CLARiiON Array Properties (CAP)

    D. Unisphere Off Array Client

  • Question 117:

    Which feature integrates VNX storage provisioning management within vCenter?

    A. Virtual Storage Integrator (VSI)

    B. VMware Aware Storage API (VASA)

    C. vStorage API for Array Integration (VAAI)

    D. VNX Unisphere Service Manager (USM)

  • Question 118:

    How do VNX Snapshots differ from VNX Snapview Snapshots?

    A. VNX Snapshots use redirect on first write. SnapView Snapshots use copy on first write.

    B. VNX Snaphosts use copy on first write. SnapView Snapshots use redirect on first write.

    C. VNX Snapshots require application I/O be stopped. SnapView Snapshots do not.

    D. VNX Snapshots support 64 snapshots per LUN. SnapView Snapshots support 32.

  • Question 119:

    A storage administrator configured and presented storage pool LUNs to a Failover Cluster. A few weeks later, the cluster administrator reported the LUNs are too large and smaller LUNs are needed.

    What do you advise?

    A. Use the LUN shrink feature.

    B. The VLUN migration feature must be used.

    C. Use SAN Copy to migrate to smaller LUNs.

    D. The Failover Cluster will need to be rebuilt.

  • Question 120:

    The file system for an SQL database is running low on available capacity. The database is running on a Windows Server 2008 host connected to a VNX Block array. The file system LUN is configured in a FAST VP enabled pool.

    How can the storage administrator add capacity without disrupting the users?

    A. Expand the LUN online and then extend the file system on the host

    B. Create a larger LUN then use VNX LUN migration to migrate the data

    C. Expand the LUN into a MetaLUN and extend the file system on the host

    D. The LUN cannot be expanded or migrated without disruption to the users

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